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John Roche — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this John Roche across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 5-person household.
Age 54
b. ~1886
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Roche |
| Given Name | John F. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | School Teacher |
| Industry | City of Boston School Dept. |
| Class of Worker | GW |
| Hours Worked | 35 |
| Income (1939) | 4460 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Teacher |
| Township / Ward | Boston |
| Est. Birth Year | ~1886 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Barbara Roche | Daughter | — | 14 | ~1926 |
| John Roche | Head | — | 54 | ~1886 |
| Kathleen Roche | Daughter | — | 19 | ~1921 |
| Mary Roche | Spouse | — | 52 | ~1888 |
| Austin Roche | Son | — | 10 | ~1930 |
Census Appearances
1930
Suffolk, Massachusetts
Head, age 44
Suffolk, Massachusetts · implied b. ~1886 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roche |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 28 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Massachusetts |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 8,000 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Head, age 54
Suffolk-County, Massachusetts · implied b. ~1886 — 5 household members
| Surname | Roche |
| Given Name | John F. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Occupation | School Teacher |
| Industry | City of Boston School Dept. |
| Class of Worker | GW |
| Hours Worked | 35 |
| Income (1939) | 4460 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Roche across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Roche
Head · 1940 · age 54 · b. ~1886 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01680-00856)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Delaine | 15 | daughter | — | Massachusetts |
| 2 | Walter Delaine | 12 | son | — | Massachusetts |
| 3 | Richard Delaine | 7 | son | — | Massachusetts |
| 4 | Earnest Caton | 38 | head | Clerk | Massachusetts |
| 5 | Florence Caton | 37 | wife | — | Massachusetts |
| 6 | Jean Caton | 10 | daughter | — | Massachusetts |
| 7 | Barbara Caton | 8 | daughter | — | Massachusetts |
| 8 | Henry H. Baker | 63 | head | Carpenter | England |
| 9 | Mary C. Baker | 62 | wife | — | Canada |
| 10 | Mildred Baker | 28 | daughter | Clerk | Massachusetts |
| 11 | Helen Baker | 24 | daughter | Clerk | Massachusetts |
| 12 | Alexander Edwards | 52 | head | Clerk | Scotland |
| 13 | Margaret R. Edwards | 58 | wife | — | Massachusetts |
| 14 | Harry Dow | 48 | head | Chauffeur | Massachusetts |
| 15 | Marion Dow | 47 | wife | — | Massachusetts |
| 16 | Joseph H. Dow | 15 | son | — | Massachusetts |
| 17 | George Sheppard | 79 | lodger | — | Canada-English |
| 18 | Frederick Publicover | 55 | head | Machinist | Canada-English |
| 19 | Jennie M. Publicover | 55 | wife | — | Massachusetts |
| 20 | Frederick Jr. Publicover | 32 | son | Machinist | Massachusetts |
| 21 | Thomas Farwell | 42 | head | Salesman | Massachusetts |
| 22 | Joan Farwell | 40 | wife | — | Massachusetts |
| 23 | Thomas Jr. Farwell | 13 | son | — | Massachusetts |
| 24 | Emile Gray | 41 | head | Trucking Manager | New Hampshire |
| 25 | Anna Gray | 44 | wife | — | Massachusetts |
| 26 | Alfred Gray | 12 | son | — | Massachusetts |
| 27 | Robert Gray | 9 | son | — | Massachusetts |
| 28 | Alfred Browning | 67 | head | Superintendent | England |
| 29 | Mary Browning | 70 | wife | — | Massachusetts |
| 30 | John F. Roche THIS PERSON | 54 | head | School Teacher | Massachusetts |
| 31 | Mary Roche | 52 | wife | — | Massachusetts |
| 32 | Kathleen Roche | 19 | daughter | — | Massachusetts |
| 33 | Barbara Roche | 14 | daughter | — | Massachusetts |
| 34 | Austin Roche | 10 | son | — | Massachusetts |
| 35 | John Fox | 41 | head | Baker | Massachusetts |
| 36 | Marie Fox | 39 | wife | — | Massachusetts |
| 37 | Marie Fox | 9 | daughter | — | Massachusetts |
| 38 | John Fox | 7 | son | — | Massachusetts |
| 39 | Charles Fox | 4 | son | — | Massachusetts |
| 40 | Patrick Burlage | 47 | head | Yard Dispatcher | Massachusetts |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)